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authorMichael Zaidman <michael.zaidman@gmail.com>2010-09-20 08:51:53 +0200
committerWolfgang Denk <wd@denx.de>2010-09-21 21:39:31 +0200
commit800eb09641ae67c707b65acff112684a954b7f44 (patch)
treee0f44fbddcb437cb5283642fcb65eb4d86a53058 /include/post.h
parente2fad3fce947edf97ff7186bcf36b9adf113ac94 (diff)
downloadu-boot-linaro-stable-800eb09641ae67c707b65acff112684a954b7f44.tar.gz
POST cleanup.
- Revives POST for blackfin arch; - Removes redundant code: arch/blackfin/lib/post.c arch/powerpc/cpu/ppc4xx/commproc.c arch/powerpc/cpu/mpc512x/common.c - fixes up the post_word_{load|store} usage. Signed-off-by: Michael Zaidman <michael.zaidman@gmail.com> Acked-by: Detlev Zundel <dzu@denx.de> Tested-by: Anatolij Gustschin <agust@denx.de> List of the maintainers of the affected by patch boards: Cc: Stephan Linz <linz@li-pro.net> Cc: Denis Peter <d.peter@mpl.ch> Cc: Matthias Fuchs <matthias.fuchs@esd-electronics.com> Cc: Peter Tyser <ptyser@xes-inc.com> Cc: Stefan Roese <sr@denx.de> Cc: Mike Frysinger <vapier@gentoo.org> Cc: Niklaus Giger <niklaus.giger@netstal.com> Cc: Larry Johnson <lrj@acm.org> Cc: Feng Kan <fkan@amcc.com>
Diffstat (limited to 'include/post.h')
-rw-r--r--include/post.h57
1 files changed, 56 insertions, 1 deletions
diff --git a/include/post.h b/include/post.h
index 3da959d9a..625da5593 100644
--- a/include/post.h
+++ b/include/post.h
@@ -2,6 +2,10 @@
* (C) Copyright 2002
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
+ * (C) Copyright 2010
+ * Michael Zaidman, Kodak, michael.zaidman@kodak.com
+ * post_word_{load|store} cleanup.
+ *
* See file CREDITS for list of people who contributed to this
* project.
*
@@ -25,8 +29,59 @@
#ifndef __ASSEMBLY__
#include <common.h>
+#include <asm/io.h>
+
+#if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER)
+
+#ifdef CONFIG_SYS_POST_WORD_ADDR
+#define _POST_WORD_ADDR CONFIG_SYS_POST_WORD_ADDR
+#else
+
+#ifdef CONFIG_MPC5xxx
+#define _POST_WORD_ADDR (MPC5XXX_SRAM + MPC5XXX_SRAM_POST_SIZE)
+
+#elif defined(CONFIG_MPC512X)
+#define _POST_WORD_ADDR \
+ (CONFIG_SYS_SRAM_BASE + CONFIG_SYS_GBL_DATA_OFFSET - 0x4)
+
+#elif defined(CONFIG_8xx)
+#define _POST_WORD_ADDR \
+ (((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_dpmem + CPM_POST_WORD_ADDR)
+
+#elif defined(CONFIG_MPC8260)
+#include <asm/cpm_8260.h>
+#define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CPM_POST_WORD_ADDR)
+
+#elif defined(CONFIG_MPC8360)
+#include <asm/immap_qe.h>
+#define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CPM_POST_WORD_ADDR)
+
+#elif defined (CONFIG_MPC85xx)
+#include <asm/cpm_85xx.h>
+#define _POST_WORD_ADDR (CONFIG_SYS_IMMR + CPM_POST_WORD_ADDR)
+
+#elif defined (CONFIG_4xx)
+#define _POST_WORD_ADDR \
+ (CONFIG_SYS_OCM_DATA_ADDR + CONFIG_SYS_GBL_DATA_OFFSET - 0x4)
#endif
+#ifndef _POST_WORD_ADDR
+#error "_POST_WORD_ADDR currently not implemented for this platform!"
+#endif
+#endif /* CONFIG_SYS_POST_WORD_ADDR */
+
+static inline ulong post_word_load (void)
+{
+ return in_le32((volatile void *)(_POST_WORD_ADDR));
+}
+
+static inline void post_word_store (ulong value)
+{
+ out_le32((volatile void *)(_POST_WORD_ADDR), value);
+}
+#endif /* defined (CONFIG_POST) || defined(CONFIG_LOGBUFFER) */
+#endif /* __ASSEMBLY__ */
+
#ifdef CONFIG_POST
#define POST_POWERON 0x01 /* test runs on power-on booting */
@@ -40,7 +95,7 @@
#define POST_RAM 0x0200 /* test runs in RAM */
#define POST_MANUAL 0x0400 /* test runs on diag command */
#define POST_REBOOT 0x0800 /* test may cause rebooting */
-#define POST_PREREL 0x1000 /* test runs before relocation */
+#define POST_PREREL 0x1000 /* test runs before relocation */
#define POST_CRITICAL 0x2000 /* Use failbootcmd if test failed */
#define POST_STOP 0x4000 /* Interrupt POST sequence on fail */